21322466005356 has 36 divisors (see below), whose sum is σ = 53908608499200. Its totient is φ = 7106149842528.

The previous prime is 21322466005327. The next prime is 21322466005363. The reversal of 21322466005356 is 65350066422312.

21322466005356 is a `hidden beast` number, since 2 + 1 + 3 + 2 + 2 + 4 + 6 + 600 + 5 + 35 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55590636 + ... + 55972883.

It is an arithmetic number, because the mean of its divisors is an integer number (1497461347200).

Almost surely, 2^{21322466005356} is an apocalyptic number.

It is an amenable number.

21322466005356 is an abundant number, since it is smaller than the sum of its proper divisors (32586142493844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21322466005356 is a wasteful number, since it uses less digits than its factorization.

21322466005356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111568838 (or 111568833 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 45.

The spelling of 21322466005356 in words is "twenty-one trillion, three hundred twenty-two billion, four hundred sixty-six million, five thousand, three hundred fifty-six".